Temperature of Magnesium Burning in Pure Oxygen
The temperature of magnesium burning in pure oxygen typically reaches about 3,100 °C (5,610 °F). This high temperature results from the intense exothermic reaction between magnesium and oxygen, forming magnesium oxide.
Combustion Process
Magnesium is a highly reactive metal. When ignited in pure oxygen, it burns fiercely, producing a brilliant white flame and emitting intense heat.
- The reaction is: 2Mg + O2 → 2MgO.
- This reaction releases a significant amount of energy due to the strong ionic bonds formed in magnesium oxide.
Temperature Details
The burning temperature is higher in pure oxygen than in air. Air contains about 21% oxygen, while pure oxygen allows the reaction to proceed more vigorously.
The peak flame temperature can reach approximately 3,100 °C. This value is consistent with experimental data reported in scientific literature, including research published by the Royal Society.
Significance
This high temperature supports applications such as welding and metal cutting. Magnesium’s combustion can also be hazardous due to intense heat and bright light.
Additional Information
- The ignition temperature of magnesium is around 473 °C.
- Pure oxygen environment increases the combustion efficiency and temperature.
- The white light emitted indicates the formation of magnesium oxide and the intense energy release.
Summary of Key Points
- Magnesium burns at about 3,100 °C in pure oxygen.
- The reaction forms magnesium oxide and produces bright white flames.
- Pure oxygen enhances combustion compared to air.
- The combustion reaction is highly exothermic and intense.
What is the temperature of magnesium burning in pure oxygen?
The exact temperature is not provided in the content. However, scientific studies suggest magnesium burns at around 3100°C in pure oxygen. For precise data, refer to specialized literature like the 1961 Royal Society paper.
Why is the temperature of magnesium burning in pure oxygen important?
Knowing the temperature helps understand the reaction’s energy and safety measures needed when handling magnesium. It also informs industrial processes suing magnesium combustion.
Where can I find detailed data on magnesium’s burning temperature in oxygen?
Detailed experimental data is available in scientific papers, such as the 1961 Royal Society publication linked in the content. Access may require a library or purchase.
Does magnesium burn hotter in pure oxygen compared to air?
Yes, magnesium burns at a higher temperature in pure oxygen than in normal air due to the increased oxygen concentration. This makes the combustion more intense.
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